/* ============================================
   wmcs.cc.cd - Sourcing Site Styles
   ============================================ */

/* CSS Variables */
:root {
    --primary: #1a3a5c;
    --primary-dark: #122a44;
    --primary-light: #2a5a8a;
    --accent: #e67e22;
    --accent-hover: #d35400;
    --success: #27ae60;
    --bg: #ffffff;
    --bg-alt: #f5f7fa;
    --bg-dark: #1a3a5c;
    --text: #1e293b;
    --text-light: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius: 8px;
    --radius-lg: 12px;
    --max-width: 1200px;
    --transition: 0.3s ease;
    --font-stack: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-stack);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border: 2px solid var(--accent);
}

.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-submit {
    width: 100%;
    padding: 16px 32px;
    font-size: 16px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    padding: 8px 0;
    position: relative;
    transition: color var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-alt) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(26, 58, 92, 0.04) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    color: var(--primary);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-trust {
    display: flex;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.trust-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.trust-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

/* ============================================
   Section Common
   ============================================ */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.25;
}

.section-desc {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Categories
   ============================================ */
.categories {
    background: var(--bg);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition);
    position: relative;
}

.category-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.category-icon {
    font-size: 40px;
    margin-bottom: 20px;
    line-height: 1;
}

.category-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.category-card p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 12px;
}

.category-tag {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
}

.category-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    transition: color var(--transition);
}

.category-link:hover {
    color: var(--accent-hover);
}

/* ============================================
   Services
   ============================================ */
.services {
    background: var(--bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    transition: all var(--transition);
    border: 1px solid var(--border-light);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: transparent;
}

.service-icon {
    font-size: 36px;
    margin-bottom: 20px;
    display: block;
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
    background: var(--bg);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    counter-reset: step;
}

.step-card {
    position: relative;
    padding: 40px 32px;
    background: var(--bg-alt);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.step-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.step-number {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    color: var(--accent);
    background: rgba(230, 126, 34, 0.1);
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.step-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.step-card p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   Stats
   ============================================ */
.stats {
    background: var(--primary);
    padding: 80px 0;
    color: #fff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    line-height: 1;
    color: #fff;
}

.stat-label {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials {
    background: var(--bg-alt);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    border: 1px solid var(--border-light);
    transition: all var(--transition);
}

.testimonial-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.testimonial-text {
    font-size: 16px;
    color: var(--text);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author strong {
    display: block;
    font-size: 15px;
    color: var(--primary);
    margin-bottom: 4px;
}

.testimonial-author span {
    font-size: 14px;
    color: var(--text-muted);
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    background: var(--bg);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--primary);
    text-align: left;
    cursor: pointer;
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--accent);
}

.faq-icon {
    font-size: 24px;
    font-weight: 300;
    color: var(--accent);
    transition: transform var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
    max-height: 500px;
    padding-bottom: 24px;
}

.faq-answer p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   Contact
   ============================================ */
.contact {
    background: var(--bg-alt);
    padding: 100px 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.contact-info .section-title {
    text-align: left;
}

.contact-info .section-desc {
    text-align: left;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    font-size: 24px;
    line-height: 1;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(26, 58, 92, 0.06);
    border-radius: var(--radius);
}

.contact-item div strong {
    display: block;
    font-size: 14px;
    color: var(--text);
    margin-bottom: 4px;
}

.contact-item div a,
.contact-item div span {
    font-size: 15px;
    color: var(--text-light);
    transition: color var(--transition);
}

.contact-item div a:hover {
    color: var(--accent);
}

/* Form */
.contact-form-wrapper {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row .form-group {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.required {
    color: #e74c3c;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-size: 15px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg);
    color: var(--text);
    transition: all var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 58, 92, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-status {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.form-status.error {
    display: block;
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.btn-loading {
    display: none;
}

.btn-submit.sending .btn-text {
    display: none;
}

.btn-submit.sending .btn-loading {
    display: inline;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    margin-bottom: 64px;
}

.footer-logo {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    display: block;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.footer-tags span {
    font-size: 12px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.footer-links ul li,
.footer-contact ul li {
    margin-bottom: 12px;
}

.footer-links ul li a,
.footer-contact ul li a {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition);
}

.footer-links ul li a:hover,
.footer-contact ul li a:hover {
    color: #fff;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

.footer-legal a:hover {
    color: #fff;
}

/* ============================================
   Floating Action Buttons
   ============================================ */
.fab-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 999;
}

.fab {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition);
    text-decoration: none;
}

.fab:hover {
    transform: scale(1.1) translateY(-2px);
}

.fab-whatsapp {
    background: #25d366;
}

.fab-email {
    background: var(--primary);
}

.fab-quote {
    background: var(--accent);
}

/* ============================================
   Fade-in Animation (IntersectionObserver)
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive - Tablet
   ============================================ */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 42px;
    }

    .categories-grid,
    .services-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   Responsive - Mobile
   ============================================ */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--bg);
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        gap: 0;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 16px 0;
        border-bottom: 1px solid var(--border-light);
    }

    .nav-link::after {
        display: none;
    }

    .hero {
        padding: 120px 0 64px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 17px;
    }

    .hero-trust {
        gap: 24px;
    }

    .trust-number {
        font-size: 24px;
    }

    section {
        padding: 64px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .section-desc {
        font-size: 16px;
    }

    .categories-grid,
    .services-grid,
    .steps-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .stat-number {
        font-size: 36px;
    }

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .fab-container {
        bottom: 16px;
        right: 16px;
    }

    .fab {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
}

/* ============================================
   Accessibility - Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .fade-in {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   Focus styles for keyboard navigation
   ============================================ */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: #fff;
    padding: 8px 16px;
    z-index: 10000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}